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Organization and Significant Accounting Policies. (Tables) | 12 Months Ended
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Dec. 31, 2020
Accounting Policies [Abstract] |
Schedule of concentrations of credit risk major customers |
|  | Years Ended December 31, |
|  | 2020 |  |  | 2019 |
Customer A |  |  | 9 | % |  |  | 11 | %
Customer B |  |  | 5 | % |  |  | 13 | %
Schedule of purchases from external customers |
|  | Years Ended December 31, |
|  | 2020 |  |  | 2019 |
Supplier A |  |  | 9 | % |  |  | 25 | %
Supplier B |  |  | 16 | % |  |  | 16 | %
Schedule of inventory |
|  | December 31, |
|  | 2020 |  |  | 2019 |
Finished goods |  | $ | 25,154 |  |  | $ | 38,194 |
Work in progress |  |  | 4,333 |  |  |  | 7,426 |
Raw materials |  |  | 7,074 |  |  |  | 7,890 |
Carbon and RIN credits |  |  | 3,842 |  |  |  | 5,690 |
Other |  |  | 1,364 |  |  |  | 1,400 |
Total |  | $ | 41,767 |  |  | $ | 60,600 |
Schedule of property and equipment useful lives |
Buildings |  |  | 40 years |
Facilities and plant equipment |  |  | 10 – 25 years |
Other equipment, vehicles and furniture |  |  | 5 – 10 years |
Schedule of earnings per share |
|  | Year Ended December 31, 2020 |
|  | Loss Numerator |  |  | Shares Denominator |  |  | Per-Share Amount |
Net loss attributed to Alto Ingredients, Inc. |  | $ | (15,116 | ) |  |  |  |  |  |  |  |
Less: Preferred stock dividends |  |  | (1,268 | ) |  |  |  |  |  |  |  |
Basic and Diluted loss per share: |  |  |  |  |  |  |  |  |  |  |  |
Loss available to common stockholders |  | $ | (16,384 | ) |  |  | 58,609 |  |  | $ | (0.28 | )
|  | Year Ended December 31, 2019 |
|  | Loss Numerator |  |  | Shares Denominator |  |  | Per-Share Amount |
Net loss attributed to Alto Ingredients, Inc. |  | $ | (88,949 | ) |  |  |  |  |  |  |  |
Less: Preferred stock dividends |  |  | (1,265 | ) |  |  |  |  |  |  |  |
Basic and Diluted loss per share: |  |  |  |  |  |  |  |  |  |  |  |
Loss available to common stockholders |  | $ | (90,214 | ) |  |  | 47,384 |  |  | $ | (1.90 | )

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